Display screen or portion thereof with transitional keyboard graphical user interface



FIG. 1 is a front view of a first image of a first embodiment of adisplay screen or portion thereof with transitional keyboard graphicaluser interface showing my new design;

FIG. 2 is a front view of a second image thereof;

FIG. 3 is a front view of a third image thereof;

FIG. 4 is a front view of a fourth image thereof;

FIG. 5 is an enlarged view of indicated portion (marked as number 5) ofFIG. 1;

FIG. 6 is an enlarged view of indicated portion (marked as number 6) ofFIG. 2;

FIG. 7 is an enlarged view of the indicated portion (marked as number 8)of FIG. 3; and,

FIG. 8 is an enlarged view of indicated portion (marked as number 8) ofFIG. 4.

The appearance of the transitional image sequentially transitionsbetween the images shown in FIGS. 1 through 4. The process or period inwhich one image transitions to another image forms no part of theclaimed design. The outermost dot-dot-dash broken line showing of adisplay screen or portion thereof, as well as the broken line showing ofelements of the graphical user interface illustrate portions of thearticle and do not form part of the claimed design. The dot-dash brokenlines of FIGS. 1-4 illustrate the boundaries of the portions of thedesign from which FIGS. 5-8 have been taken and enlarged.

CLAIM The ornamental design for a display screen or portion thereof with transitional keyboard graphical user interface, as shown and described. 